Mathematics, 29.06.2019 13:30 zitterkoph
Plz ! 1.one rectangle measures 2 units by 7 units. a second rectangle measures 11 units by 37 units. are these two figures scaled versions of each other? if so, find the scale factor. if not, briefly explain why. 2. ants have 6 legs. elena and andre write equations showing the proportional relationship between the number of ants, a, to the number of ant legs l. elena writes a = 6 times l, and andre writes a = ⅙ times a. do you agree with either of the equations? explain your reasoning.
Answers: 1
Mathematics, 21.06.2019 15:40
The standard distance between studs in a house is 1.5 feet. if you have a set of blueprints for a house that mark every 1.5 feet with 2 in., by how many inches will a 13-foot wall be represented?
Answers: 3
Mathematics, 21.06.2019 23:20
Which best describes a central bank's primary goals? limiting inflation and reducing unemployment reducing unemployment and maintaining cash flow controlling stagflation and reducing unemployment managing credit and ensuring the money supply's liquidity
Answers: 1
Mathematics, 21.06.2019 23:30
Given: ad¯¯¯¯¯ is an altitude. prove: ab2+ac2=cb2 right triangle a b c with right angle a. point d lies on side b c and segment a d is drawn. angle a d c is a right angle. drag and drop a reason into each box to correctly complete the two-column proof. statement reason ad¯¯¯¯¯ is an altitude, and ∠bac is a right angle. given ∠adb and ∠adc are right angles. definition of altitude ∠bac≅∠bda ? ∠bac≅∠adc ? ∠b≅∠b ? ∠c≅∠c reflexive property of congruence △abc∼△dba ? △abc∼△dac aa similarity postulate abbd=cbab ? ab2=(cb)(bd) cross multiply and simplify. acdc=cbac polygon similarity postulate ac2=(cb)(dc) cross multiply and simplify. ab2+ac2=ab2+(cb)(dc) addition property of equality ab2+ac2=(cb)(bd)+(cb)(dc) substitution property of equality ab2+ac2=(cb)(bd+dc) ? bd+dc=cb segment addition postulate ab2+ac2=cb2 substitution property of equality
Answers: 1
Plz ! 1.one rectangle measures 2 units by 7 units. a second rectangle measures 11 units by 37 unit...
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